{"id":10414,"date":"2022-03-18T17:17:00","date_gmt":"2022-03-18T17:17:00","guid":{"rendered":"https:\/\/essaybishops.com\/?p=18881"},"modified":"2022-03-18T17:17:00","modified_gmt":"2022-03-18T17:17:00","slug":"pathophysiology-and-management-of-community-acquired-pneumonia-in-geriatric-patients","status":"publish","type":"post","link":"https:\/\/www.homeworkacetutors.com\/nursing\/pathophysiology-and-management-of-community-acquired-pneumonia-in-geriatric-patients\/","title":{"rendered":"Pathophysiology and Management of Community-Acquired Pneumonia in Geriatric Patients"},"content":{"rendered":"<h4><strong>Pathophysiology and Management of Community-Acquired Pneumonia in Geriatric Patients | Clinical Insights into Bacterial Pneumonia: A Case Study Analysis of an Elderly Patient.<\/strong><\/h4>\n<h4><strong>BACTERIAL PNEUMONIA<\/strong><\/h4>\n<p><em>For the Disease Summary for this case study, see the CD-ROM.<\/em><\/p>\n<hr \/>\n<h3><strong>PATIENT CASE<\/strong><\/h3>\n<h4><strong>Chief Complaints<\/strong><\/h4>\n<p><em>Provided by the patient\u2019s caregiver:<\/em><br \/>\n\u201cMrs. I. has been feeling very sick lately. She\u2019s been coughing all night and seems confused. I\u2019m really worried about her.\u201d<\/p>\n<hr \/>\n<h4><strong>History of Present Illness (HPI)<\/strong><\/h4>\n<p>Mrs. B.I. is an 84-year-old retired bank manager who lives at home with her caregiver. Over the past week, she has developed upper respiratory symptoms, including a persistent cough that has worsened in the last two days. The cough is now productive, with thick, greenish phlegm. Mrs. I. has also been feeling increasingly weak and fatigued. Last night, she became confused and nearly fell while trying to go to the bathroom. Her caregiver, who prepares her meals and helps with daily activities, noticed that Mrs. I. has been less active and is struggling to catch her breath. Despite these symptoms, Mrs. I. has not had a fever.<\/p>\n<hr \/>\n<h4><strong>Past Medical History (PMH)<\/strong><\/h4>\n<ul>\n<li><strong>Chronic bronchitis<\/strong>\u00a0for approximately 13 years<\/li>\n<li><strong>Hypertension (HTN)<\/strong>\u00a0for 6 years, well-controlled with medication<\/li>\n<li><strong>Mild left hemiparesis<\/strong>\u00a0following a stroke 4 years ago<\/li>\n<li><strong>Depression<\/strong>\u00a0for 2 years<\/li>\n<li><strong>Constipation<\/strong>\u00a0for 6 months<\/li>\n<li><strong>Tobacco dependence<\/strong>\u00a0for 64 years (currently smokes \u00bd pack per day)<\/li>\n<li><strong>Influenza vaccine<\/strong>\u00a0received 3 months ago<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Family History (FH)<\/strong><\/h4>\n<ul>\n<li>No family history of hypertension, cancer, coronary artery disease (CAD), asthma, or diabetes mellitus (DM).<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Social History (SH)<\/strong><\/h4>\n<ul>\n<li>Mrs. I. lives with her caregiver in her own home.<\/li>\n<li>She has a few friends who have recently been ill with \u201ccolds.\u201d<\/li>\n<li>She occasionally drinks alcohol but has not done so recently.<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Review of Systems (ROS)<\/strong><\/h4>\n<ul>\n<li><strong>Positive for:<\/strong>\u00a0Persistent cough, difficulty sleeping due to coughing, decreased appetite, and weakness.<\/li>\n<li><strong>Negative for:<\/strong>\u00a0Fever, chills, nausea, vomiting, diarrhea, rashes, or blood in the stool.<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Medications<\/strong><\/h4>\n<ul>\n<li><strong>Atenolol<\/strong>\u00a0100 mg po QD (for hypertension)<\/li>\n<li><strong>Hydrochlorothiazide (HCTZ)<\/strong>\u00a025 mg po QD (for hypertension)<\/li>\n<li><strong>Aspirin<\/strong>\u00a0325 mg po QD (for cardiovascular protection)<\/li>\n<li><strong>Nortriptyline<\/strong>\u00a075 mg po QD (for depression)<\/li>\n<li><strong>Combivent MDI<\/strong>\u00a02 puffs QID (rarely used for chronic bronchitis)<\/li>\n<li><strong>Albuterol MDI<\/strong>\u00a02 puffs QID PRN (for bronchospasm)<\/li>\n<li><strong>Docusate calcium<\/strong>\u00a0100 mg po HS (for constipation)<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Allergies<\/strong><\/h4>\n<ul>\n<li><strong>Penicillin:<\/strong>\u00a0Causes a rash.<\/li>\n<\/ul>\n<hr \/>\n<h3><strong>Physical Examination and Laboratory Tests<\/strong><\/h3>\n<h4><strong>General Appearance<\/strong><\/h4>\n<p>Mrs. I. is a frail, elderly woman who appears her stated age. She is lethargic, oriented only to herself, and uses a walker to ambulate. She is coughing frequently and using accessory muscles to breathe. Her respiratory effort is labored, and she appears uncomfortable.<\/p>\n<hr \/>\n<h4><strong>Vital Signs<\/strong><\/h4>\n<ul>\n<li><strong>Blood Pressure (BP):<\/strong>\u00a0140\/80 mmHg (no orthostatic changes)<\/li>\n<li><strong>Pulse (P):<\/strong>\u00a095 beats per minute (regular)<\/li>\n<li><strong>Respiratory Rate (RR):<\/strong>\u00a038 breaths per minute (labored)<\/li>\n<li><strong>Temperature (T):<\/strong>\u00a098.3\u00b0F<\/li>\n<li><strong>Oxygen Saturation (SaO\u2082):<\/strong>\u00a086% on room air<\/li>\n<li><strong>Height (HT):<\/strong>\u00a05\u201910\u00bd\u201d<\/li>\n<li><strong>Weight (WT):<\/strong>\u00a0124 lbs<\/li>\n<li><strong>Body Mass Index (BMI):<\/strong>\u00a017.6 (underweight)<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Skin<\/strong><\/h4>\n<ul>\n<li>Warm and clammy<\/li>\n<li>No rashes or lesions<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Head, Eyes, Ears, Nose, and Throat (HEENT)<\/strong><\/h4>\n<ul>\n<li><strong>Pupils:<\/strong>\u00a0Equal, round, and reactive to light (PERRLA)<\/li>\n<li><strong>Extra-ocular movements (EOM):<\/strong>\u00a0Intact<\/li>\n<li><strong>Fundi:<\/strong>\u00a0No hemorrhages or exudates<\/li>\n<li><strong>Nares:<\/strong>\u00a0Slightly flared with purulent discharge<\/li>\n<li><strong>Oropharynx:<\/strong>\u00a0Erythematous with purulent post-nasal drainage<\/li>\n<li><strong>Mucous membranes:<\/strong>\u00a0Inflamed but moist<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Neck<\/strong><\/h4>\n<ul>\n<li>Supple with mild bilateral cervical adenopathy<\/li>\n<li>No jugular venous distension (JVD) or carotid bruits<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Lungs\/Thorax<\/strong><\/h4>\n<ul>\n<li><strong>Breathing:<\/strong>\u00a0Labored with tachypnea<\/li>\n<li><strong>Auscultation:<\/strong>\u00a0Crackles and diminished breath sounds in the right upper lobe (RUL) and left upper lobe (LUL); absence of breath sounds and dullness to percussion in the right lower lobe (RLL) and left lower lobe (LLL)<\/li>\n<li><strong>No egophony<\/strong><\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Heart<\/strong><\/h4>\n<ul>\n<li>Regular rate and rhythm<\/li>\n<li>Normal S\u2081 and S\u2082<\/li>\n<li>No S\u2083, S\u2084, murmurs, or rubs<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Abdomen<\/strong><\/h4>\n<ul>\n<li>Soft and non-tender<\/li>\n<li>Normoactive bowel sounds<\/li>\n<li>No organomegaly or masses<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Musculoskeletal\/Extremities (MS\/Ext)<\/strong><\/h4>\n<ul>\n<li>No cyanosis, clubbing, or edema<\/li>\n<li>Strength: 4\/5 on the right side, 1\/5 on the left side (due to prior stroke)<\/li>\n<li>Peripheral pulses: 1+ bilaterally<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Neurological<\/strong><\/h4>\n<ul>\n<li><strong>Orientation:<\/strong>\u00a0Oriented to self only<\/li>\n<li><strong>Cranial Nerves (CNs):<\/strong>\u00a0II-XII intact<\/li>\n<li><strong>Deep Tendon Reflexes (DTRs):<\/strong>\u00a02+<\/li>\n<li><strong>Babinski:<\/strong>\u00a0Normal<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Laboratory Blood Test Results<\/strong><\/h4>\n<ul>\n<li><strong>Sodium (Na):<\/strong>\u00a0141 meq\/L<\/li>\n<li><strong>Potassium (K):<\/strong>\u00a04.5 meq\/L<\/li>\n<li><strong>Chloride (Cl):<\/strong>\u00a0105 meq\/L<\/li>\n<li><strong>Bicarbonate (HCO\u2083):<\/strong>\u00a029 meq\/L<\/li>\n<li><strong>Blood Urea Nitrogen (BUN):<\/strong>\u00a016 mg\/dL<\/li>\n<li><strong>Creatinine (Cr):<\/strong>\u00a00.9 mg\/dL<\/li>\n<li><strong>Glucose (fasting):<\/strong>\u00a0138 mg\/dL<\/li>\n<li><strong>White Blood Cell Count (WBC):<\/strong>\u00a015,200\/mm\u00b3 (elevated)<\/li>\n<li><strong>Neutrophils:<\/strong>\u00a082% (elevated)<\/li>\n<li><strong>Bands:<\/strong>\u00a04% (elevated)<\/li>\n<li><strong>Lymphocytes:<\/strong>\u00a010% (low)<\/li>\n<li><strong>Calcium (Ca):<\/strong>\u00a08.7 mg\/dL<\/li>\n<li><strong>Magnesium (Mg):<\/strong>\u00a01.7 mg\/dL<\/li>\n<li><strong>Phosphate (PO\u2084):<\/strong>\u00a02.9 mg\/dL<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Arterial Blood Gases (ABG)<\/strong><\/h4>\n<ul>\n<li><strong>pH:<\/strong>\u00a07.50 (alkalotic)<\/li>\n<li><strong>PaO\u2082:<\/strong>\u00a059 mm Hg (hypoxemic)<\/li>\n<li><strong>PaCO\u2082:<\/strong>\u00a025 mm Hg (low)<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Chest X-Ray<\/strong><\/h4>\n<ul>\n<li><strong>Findings:<\/strong>\u00a0Consolidation in the inferior and superior segments of the right lower lobe (RLL) and left lower lobe (LLL). Developing consolidation in the right upper lobe (RUL) and left upper lobe (LUL). No pleural effusion. Heart size within normal limits (WNL).<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Sputum Analysis<\/strong><\/h4>\n<ul>\n<li><strong>Gram Stain:<\/strong>\u00a0Too numerous to count (TNTC) neutrophils, few epithelial cells, no microbes identified.<\/li>\n<\/ul>\n<hr \/>\n<h4><strong>Sputum and Blood Cultures<\/strong><\/h4>\n<ul>\n<li><strong>Pending results.<\/strong><\/li>\n<\/ul>\n<hr \/>\n<h3><strong>Patient Case Questions<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>Is this infection community-acquired or nosocomial?<\/strong><\/li>\n<li><strong>Define lethargy.<\/strong><\/li>\n<li><strong>Match the medications to the patient\u2019s conditions.<\/strong><\/li>\n<li><strong>Calculate the Pneumonia Severity of Illness score.<\/strong><\/li>\n<li><strong>Should the patient be hospitalized?<\/strong><\/li>\n<li><strong>What is the 30-day mortality probability?<\/strong><\/li>\n<li><strong>Identify signs of \u201cdouble pneumonia.\u201d<\/strong><\/li>\n<li><strong>List risk factors for bacterial pneumonia.<\/strong><\/li>\n<li><strong>Identify clinical manifestations of bacterial pneumonia.<\/strong><\/li>\n<li><strong>Propose a likely causative microbe.<\/strong><\/li>\n<li><strong>Suggest appropriate antimicrobial therapy.<\/strong><\/li>\n<li><strong>Explain the elevated fasting glucose.<\/strong><\/li>\n<li><strong>Why is the patient afebrile?<\/strong><\/li>\n<li><strong>Could a urinary tract infection (UTI) have led to pneumonia?<\/strong><\/li>\n<li><strong>Explain the high blood pH.<\/strong><\/li>\n<li><strong>Interpret the chest x-ray findings.<\/strong><\/li>\n<li><strong>Create<\/strong>\u00a0a framework for understanding the challenges of diagnosing and managing bacterial pneumonia in elderly patients with comorbidities.<\/li>\n<\/ol>\n<h3><strong>References<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>Jain, S., Self, W. H., Wunderink, R. G., et al. (2015).<\/strong>\u00a0<em>Community-Acquired Pneumonia Requiring Hospitalization among U.S. Adults.<\/em>\u00a0The New England Journal of Medicine, 373(5), 415-427.\u00a0<a href=\"https:\/\/doi.org\/10.1056\/NEJMoa1500245\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/doi.org\/10.1056\/NEJMoa1500245<\/a><\/li>\n<li><strong>Metlay, J. P., Waterer, G. W., Long, A. C., et al. (2019).<\/strong>\u00a0<em>Diagnosis and Treatment of Adults with Community-Acquired Pneumonia: An Official Clinical Practice Guideline of the American Thoracic Society and Infectious Diseases Society of America.<\/em>\u00a0American Journal of Respiratory and Critical Care Medicine, 200(7), e45-e67.\u00a0<a href=\"https:\/\/doi.org\/10.1164\/rccm.201908-1581ST\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/doi.org\/10.1164\/rccm.201908-1581ST<\/a><\/li>\n<li><strong>Musher, D. M., &amp; Thorner, A. R. (2014).<\/strong>\u00a0<em>Community-Acquired Pneumonia.<\/em>\u00a0The New England Journal of Medicine, 371(17), 1619-1628.\u00a0<a href=\"https:\/\/doi.org\/10.1056\/NEJMra1312885\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/doi.org\/10.1056\/NEJMra1312885<\/a><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Pathophysiology and Management of Community-Acquired Pneumonia in Geriatric Patients | Clinical Insights into Bacterial Pneumonia: A Case Study Analysis of an Elderly Patient. BACTERIAL PNEUMONIA For the Disease&hellip;<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1646,3010,774,3011,3012,1891,1647],"tags":[3013,3014,3015,3016,3017],"class_list":["post-10414","post","type-post","status-publish","format-standard","hentry","category-advanced-pathophysiology-assignment-help","category-advanced-pathophysiology-case-study-assignment-help","category-assignment-pathophysiology-case-study-homework-help","category-help-writing-a-pathophysiology-assignment-answer","category-psychopathology-assignments-examples","category-psychopathology-paper-writing-help","category-write-my-pathophysiology-assignment","tag-bacterial-pneumonia","tag-community-acquired-pneumonia","tag-elderly-patients","tag-risk-factors","tag-treatment-strategies"],"_links":{"self":[{"href":"https:\/\/www.homeworkacetutors.com\/nursing\/wp-json\/wp\/v2\/posts\/10414","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.homeworkacetutors.com\/nursing\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.homeworkacetutors.com\/nursing\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.homeworkacetutors.com\/nursing\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.homeworkacetutors.com\/nursing\/wp-json\/wp\/v2\/comments?post=10414"}],"version-history":[{"count":0,"href":"https:\/\/www.homeworkacetutors.com\/nursing\/wp-json\/wp\/v2\/posts\/10414\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.homeworkacetutors.com\/nursing\/wp-json\/wp\/v2\/media?parent=10414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.homeworkacetutors.com\/nursing\/wp-json\/wp\/v2\/categories?post=10414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.homeworkacetutors.com\/nursing\/wp-json\/wp\/v2\/tags?post=10414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}